Supporting Cooperative Work Based on the Semantics of Workflows
Database Applications in Non-Traditional Environments '99, IEEE Computer Society 2000
Utilizing Functional Dependencies in Multidimensional Databases
Database Applications in Non-Traditional Environments '99 IEEE Computer Society 2000
Supporting Collaborative Work by Process-based Transaction Model
Advances in Database Technologies, Lecture Notes in Computer Sci. , Springer 1999
Reducing Algorithms for Materializaed View Updates
Conceptual Modeling-ER'98, Lecture Notes in Computer Sci. , Springer 1998
Multiple Classification Hierarchies in Cooperative Databases
Advanced Database Systems for Integration of Media and User Environments '98, Advanced Database Research and Development Ser. 1998